Immediately go to Definições > Windows Update and check for updates. It will likely download several "Cumulative Updates" (KB items) to bring the build number from .194 to a higher revision (e.g., .3000+).
Since this is a PT-PT ISO, the setup interface will be in Portuguese. Choose "Instalar agora." Microsoft.Windows.11.21H2-22000.194.v2.PT-PT.x6...
You specifically have the Portuguese (Portugal) version, which is distinct from the Brazilian Portuguese (PT-BR) version in terms of spelling and syntax. Immediately go to Definições > Windows Update and
Because build 22000.194 is from late 2021, it is missing years of security patches and features. Microsoft.Windows.11.21H2-22000.194.v2.PT-PT.x6...
A clean install will wipe your primary drive. Ensure all documents are in the cloud or on an external drive.
Use a tool like Rufus or the Windows USB/DVD Download Tool .